PEBCO®
DUSTLESS LOADING/SELF-CONTAINED DUSTLESS LOADING SPOUTS
MAINTENANCE RECOMMENDATIONS
28
8. Slide the valve back onto the blow tube.
NOTE
: Insert the inlet seal into the diaphragm valve BEFORE sliding the valve into
position, as the narrow clearance between the inlet and the header will make this
difficult to do after the valve has been positioned.
9. Bolt the valve onto the header, reconnecting the tubing from the pilot.
10. After each valve has been inspected and reinstalled, reconnect the electrical and air
supplies.
Figure 6
: Diaphragm Valve Cutaway.
(
Illustrative purposes only. Goyen model
RCAC25FS4 depicted, if different model is installed, see the manufacturer’s component
data in the associated cut sheet for manufacturer details.
)
6.14.2 Pilot Valve Inspection
1. Disconnect the unit from all air and electrical sources.
2. Purge the remaining air from the headers. This can be done by activating the
solenoid drain valve attached to the headers.
3. Remove the valve from its housing by removing the screws from the valve.
4. Look for signs of moisture in the valve, which could indicate that the drain valve is
faulty or that the supply air is not being properly conditioned. The presence of
